141545081 has 2 divisors, whose sum is σ = 141545082. Its totient is φ = 141545080.

The previous prime is 141545021. The next prime is 141545093. The reversal of 141545081 is 180545141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140659600 + 885481 = 11860^2 + 941^2 .

It is a cyclic number.

It is not a de Polignac number, because 141545081 - 2¹⁴ = 141528697 is a prime.

It is a super-2 number, since 2×141545081² = 40070019910593122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (141545021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70772540 + 70772541.

It is an arithmetic number, because the mean of its divisors is an integer number (70772541).

Almost surely, 2^141545081 is an apocalyptic number.

It is an amenable number.

141545081 is a deficient number, since it is larger than the sum of its proper divisors (1).

141545081 is an equidigital number, since it uses as much as digits as its factorization.

141545081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 29.

The square root of 141545081 is about 11897.2719982356. The cubic root of 141545081 is about 521.1526219802.

The spelling of 141545081 in words is "one hundred forty-one million, five hundred forty-five thousand, eighty-one".